Finding the Third Proportional to 128,579,208 and 194,064,558
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Solution
The third proportional to 128,579,208 and 194,064,558 is: 292,901,576.06
Step by Step Solution
- Step 1: Write the proportion equation
128,579,208 : 194,064,558 = 194,064,558 : x - Step 2: Convert to fraction form
128,579,208/194,064,558 = 194,064,558/x - Step 3: Cross multiply
128,579,208x = 194,064,558 × 194,064,558 - Step 4: Simplify right side
128,579,208x = 37,661,052,671,735,360 - Step 5: Solve for x
x = 37,661,052,671,735,360/128,579,208 - Step 6: Final answer
x = 292,901,576.06
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.